GB2374081B - A method of forming a liquid crystal polymer layer - Google Patents

A method of forming a liquid crystal polymer layer

Info

Publication number
GB2374081B
GB2374081B GB0108684A GB0108684A GB2374081B GB 2374081 B GB2374081 B GB 2374081B GB 0108684 A GB0108684 A GB 0108684A GB 0108684 A GB0108684 A GB 0108684A GB 2374081 B GB2374081 B GB 2374081B
Authority
GB
United Kingdom
Prior art keywords
forming
liquid crystal
polymer layer
crystal polymer
layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB0108684A
Other versions
GB2374081A (en
GB0108684D0 (en
Inventor
David Coates
Suzanne Corrie
Javed Sabir
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Central Research Laboratories Ltd
Original Assignee
Central Research Laboratories Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Central Research Laboratories Ltd filed Critical Central Research Laboratories Ltd
Priority to GB0108684A priority Critical patent/GB2374081B/en
Publication of GB0108684D0 publication Critical patent/GB0108684D0/en
Priority to US10/115,447 priority patent/US6680767B2/en
Priority to DE10216187A priority patent/DE10216187A1/en
Publication of GB2374081A publication Critical patent/GB2374081A/en
Application granted granted Critical
Publication of GB2374081B publication Critical patent/GB2374081B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0067—Using separating agents during or after moulding; Applying separating agents on preforms or articles, e.g. to prevent sticking to each other
    • B29C37/0075—Using separating agents during or after moulding; Applying separating agents on preforms or articles, e.g. to prevent sticking to each other using release sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/68—Release sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/24—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0079—Liquid crystals
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
GB0108684A 2001-04-06 2001-04-06 A method of forming a liquid crystal polymer layer Expired - Fee Related GB2374081B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0108684A GB2374081B (en) 2001-04-06 2001-04-06 A method of forming a liquid crystal polymer layer
US10/115,447 US6680767B2 (en) 2001-04-06 2002-04-03 Method of forming a liquid crystal polymer layer without support substrate
DE10216187A DE10216187A1 (en) 2001-04-06 2002-04-04 Process for forming a liquid crystal polymer layer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0108684A GB2374081B (en) 2001-04-06 2001-04-06 A method of forming a liquid crystal polymer layer

Publications (3)

Publication Number Publication Date
GB0108684D0 GB0108684D0 (en) 2001-05-30
GB2374081A GB2374081A (en) 2002-10-09
GB2374081B true GB2374081B (en) 2004-06-09

Family

ID=9912398

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0108684A Expired - Fee Related GB2374081B (en) 2001-04-06 2001-04-06 A method of forming a liquid crystal polymer layer

Country Status (3)

Country Link
US (1) US6680767B2 (en)
DE (1) DE10216187A1 (en)
GB (1) GB2374081B (en)

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US8582192B2 (en) 2003-07-01 2013-11-12 Transitions Optical, Inc. Polarizing photochromic articles
US7632540B2 (en) * 2003-07-01 2009-12-15 Transitions Optical, Inc. Alignment facilities for optical dyes
US8545015B2 (en) 2003-07-01 2013-10-01 Transitions Optical, Inc. Polarizing photochromic articles
AU2008200665B2 (en) * 2003-07-01 2009-09-03 Transitions Optical, Inc. Alignment facilities for optical dyes
US7978391B2 (en) 2004-05-17 2011-07-12 Transitions Optical, Inc. Polarizing, photochromic devices and methods of making the same
US8211338B2 (en) 2003-07-01 2012-07-03 Transitions Optical, Inc Photochromic compounds
US7256921B2 (en) 2003-07-01 2007-08-14 Transitions Optical, Inc. Polarizing, photochromic devices and methods of making the same
US9096014B2 (en) 2003-07-01 2015-08-04 Transitions Optical, Inc. Oriented polymeric sheets exhibiting dichroism and articles containing the same
US8518546B2 (en) 2003-07-01 2013-08-27 Transitions Optical, Inc. Photochromic compounds and compositions
US7097303B2 (en) * 2004-01-14 2006-08-29 Ppg Industries Ohio, Inc. Polarizing devices and methods of making the same
JP3923062B2 (en) * 2004-08-02 2007-05-30 日東電工株式会社 Method for producing liquid crystal alignment film, liquid crystal alignment film, optical film and image display device
CN101276085B (en) * 2007-03-28 2010-05-26 远东新世纪股份有限公司 Polarizer sheet and its manufacturing method as well as liquid crystal display panel
EP2320268A1 (en) 2009-10-26 2011-05-11 Merck Patent GmbH Alignment layer for planar alignment of a polymerizable liquid crystalline or mesogenic material
US10191191B2 (en) 2014-04-16 2019-01-29 Beam Engineering For Advanced Measurements Co. Diffractive waveplate lenses and applications
US11366254B2 (en) 2010-01-29 2022-06-21 Beam Engineering For Advanced Measurements Co. High-efficiency wide-angle beam steering system
US9557456B2 (en) 2010-01-29 2017-01-31 The United States Of America As Represented By The Secretary Of The Army Broadband optics for manipulating light beams and images
US20110262844A1 (en) 2010-04-21 2011-10-27 Beam Engineering For Advanced Measurement Co. Fabrication of high efficiency, high quality, large area diffractive waveplates and arrays
US10114239B2 (en) 2010-04-21 2018-10-30 Beam Engineering For Advanced Measurements Co. Waveplate lenses and methods for their fabrication
US10197715B1 (en) 2013-03-15 2019-02-05 Beam Engineering For Advanced Measurements Co. Methods of diffractive lens and mirror fabrication
US9983479B2 (en) 2010-04-21 2018-05-29 Beam Engineering For Advanced Measurements Co. Fabrication of high efficiency, high quality, large area diffractive waveplates and arrays
US8491615B2 (en) 2010-12-29 2013-07-23 Boston Scientific Scimed, Inc. Cutting balloon catheter
US10107945B2 (en) 2013-03-01 2018-10-23 Beam Engineering For Advanced Measurements Co. Vector vortex waveplates
US10185182B2 (en) * 2013-03-03 2019-01-22 Beam Engineering For Advanced Measurements Co. Mechanical rubbing method for fabricating cycloidal diffractive waveplates
US20140252666A1 (en) * 2013-03-11 2014-09-11 U.S. Government As Represented By The Secretary Of The Army Method of fabricating a liquid crystal polymer film
US9195072B2 (en) * 2013-07-25 2015-11-24 Johnson & Johnson Vision Care, Inc. Contact lenses with embedded labels
US9880398B2 (en) * 2013-09-17 2018-01-30 Johnson & Johnson Vision Care, Inc. Method and apparatus for ophthalmic devices including gradient-indexed and shaped liquid crystal layers
US9869885B2 (en) * 2013-09-17 2018-01-16 Johnson & Johnson Vision Care, Inc. Method and apparatus for ophthalmic devices including gradient-indexed liquid crystal layers and shaped dielectric layers
CN104693467B (en) * 2015-02-05 2017-12-12 湘潭大学 The method that liquid crystal polymer farmland area orientation is controlled by the Anchoring Effect of face coat
CN104693466B (en) * 2015-02-05 2017-12-12 湘潭大学 A kind of method for easily going removing coating regulation and control liquid crystalline block copolymers film farmland area orientation
NZ773822A (en) 2015-03-16 2022-07-29 Magic Leap Inc Methods and systems for diagnosing and treating health ailments
NZ738352A (en) 2015-06-15 2019-07-26 Magic Leap Inc Method of manufacturing a liquid crystal device
US10191296B1 (en) 2015-06-30 2019-01-29 Beam Engineering For Advanced Measurements Co. Laser pointer with reduced risk of eye injury
US9976911B1 (en) 2015-06-30 2018-05-22 Beam Engineering For Advanced Measurements Co. Full characterization wavefront sensor
US10436957B2 (en) 2015-10-27 2019-10-08 Beam Engineering For Advanced Measurements Co. Broadband imaging with diffractive waveplate coated mirrors and diffractive waveplate objective lens
EP3440497B1 (en) 2016-04-08 2023-08-16 Magic Leap, Inc. Augmented reality systems and methods with variable focus lens elements
US10423045B2 (en) 2016-11-14 2019-09-24 Beam Engineering For Advanced Measurements Co. Electro-optical diffractive waveplate beam shaping system
US11067860B2 (en) 2016-11-18 2021-07-20 Magic Leap, Inc. Liquid crystal diffractive devices with nano-scale pattern and methods of manufacturing the same
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IL310194A (en) 2016-11-18 2024-03-01 Magic Leap Inc Spatially variable liquid crystal diffraction gratings
KR20190082303A (en) 2016-11-18 2019-07-09 매직 립, 인코포레이티드 Waveguide Optical Multiplexer Using Crossed Gratings
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JP7164525B2 (en) * 2016-12-14 2022-11-01 マジック リープ， インコーポレイテッド Liquid crystal patterning using soft imprint replication of surface-matched patterns
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Also Published As

Publication number Publication date
GB2374081A (en) 2002-10-09
GB0108684D0 (en) 2001-05-30
US6680767B2 (en) 2004-01-20
DE10216187A1 (en) 2003-01-09
US20020167639A1 (en) 2002-11-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050406